Acceleration sensors; Automatic solar tracking sensors; Electric actuators; Electric sensors; Electric valve actuators; Humanoid robots with artificial intelligence; Laboratory robots; Pollutant sensors; Pressure sensors; Programmable controllers and actuators that track the sun enabling concentrating optics to maximize solar energy input; Robotic exoskeleton suits worn by humans for the purpose of enhancing the strength and endurance of the person wearing the suit; Security surveillance robots; Sensors for measuring concentrations of chemicals in water; Tactical robots; Teaching robots